//
//  FSToDoingReceiveController.m
//  WZSOA
//
//  Created by 刘沿 on 16/6/20.
//  Copyright © 2016年 刘沿. All rights reserved.
//

#import "FSToDoingReceiveController.h"
#import "GDataDefines.h"

@interface FSToDoingReceiveController ()

@property(nonatomic,strong)NSMutableArray * dataArray;
@property(nonatomic,assign)int totalCounts; //总条数
@property(nonatomic,assign)int currentPage; //当前页

@end

@implementation FSToDoingReceiveController
static NSString * const reuseIdentifier = @"ToDoingReceiveCell";

-(NSMutableArray*)dataArray{
    if (_dataArray == nil) {
        _dataArray =   [NSMutableArray array];
    }
    return _dataArray;
}

- (void)viewDidLoad {
    [super viewDidLoad];
    
    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(refreshData) name:@"refreshOADetailData" object:nil];

    
    __weak typeof (self) weakSelf = self;
    // 添加一个头部的刷新控件
    [self.tableView addHeaderWithCallback:^{
        
        weakSelf.currentPage = 1;
        
        [weakSelf loadData];
        
    }];
    
    //主动让下拉刷新头部控件进入刷新状态
    [self.tableView headerBeginRefreshing];
    
    //    添加一个尾部的刷新控件
    
    [self.tableView addFooterWithCallback:^{
        
        if ((self.currentPage - 1) * KPageSize < self.totalCounts) {
            
            [weakSelf loadMore];
        }else {
            
            [weakSelf.tableView footerEndRefreshing];
            [weakSelf.view makeToast:@"没有更多了"];
        }
        
    }];
    
}
-(void)refreshData{
    
    self.currentPage = 1;
    [self loadData]; //加载网络数据
}

#pragma mark 加载网络数据
-(void)loadData{
    NSString * userId = [[NSUserDefaults standardUserDefaults]objectForKey:@"userId"];
    NSArray * array = @[@{@"userId":userId},@{@"page":[NSString stringWithFormat:@"%ld",(long)self.currentPage]}];
    [HttpTools postWithURL:KexchpageURL arrays:array method:KTozbSwPage success:^(id JSON) {
        
        if (self.currentPage == 1) {
            [self.dataArray removeAllObjects];
        }
        
        self.dataArray =  [self getDataList:[JSON dataUsingEncoding:NSUTF8StringEncoding]];
        [self.tableView reloadData];
        [self.tableView headerEndRefreshing];
        self.currentPage++;
        if (self.dataArray.count ==0) {
            [self.view makeToast:@"暂时还没有数据哦..."];
        }
    } failure:^(NSError *error) {
        [self.tableView headerEndRefreshing];
        
    }];
    
}

-(void)loadMore{
    NSString * userId = [[NSUserDefaults standardUserDefaults]objectForKey:@"userId"];
    NSArray * array = @[@{@"userId":userId},@{@"page":[NSString stringWithFormat:@"%ld",(long)self.currentPage]}];
    [HttpTools postWithURL:KexchpageURL arrays:array method:KTozbSwPage success:^(id JSON) {
        
        if (self.currentPage == 1) {
            [self.dataArray removeAllObjects];
        }
        
        self.dataArray =  [self getDataList:[JSON dataUsingEncoding:NSUTF8StringEncoding]];
        [self.tableView reloadData];
        [self.tableView headerEndRefreshing];
        self.currentPage++;
        if (self.dataArray.count ==0) {
            [self.view makeToast:@"暂时还没有数据哦..."];
        }
    } failure:^(NSError *error) {
        [self.tableView headerEndRefreshing];
        
    }];
    
}



//得到服务器返回数据中的标题
//传参数：一个服务器返回的二进制数据
-(NSMutableArray*)getDataList:(NSData*)data
{
    NSMutableArray * array = [NSMutableArray array];
    GDataXMLDocument *doc = [[GDataXMLDocument alloc] initWithData: data options:0 error:nil];
    //获取根节点（<交换 >）
    GDataXMLElement *rootElement = [doc rootElement];
    //获取根节点下的节点（数据）
    NSArray *dataArray= [rootElement elementsForName:@"数据"];
    for (GDataXMLElement * elemtenData in dataArray) {
        NSArray * subElement = [elemtenData elementsForName:@"数据要素"];
        for (GDataXMLElement *data in subElement) {
            FSToDoingReceiveModel * model = [[FSToDoingReceiveModel alloc] init];
            GDataXMLElement * titleElement = [[data elementsForName:@"标题"] objectAtIndex:0];
            GDataXMLElement * timeElement = [[data elementsForName:@"接收时间"] objectAtIndex:0];
            GDataXMLElement * nameElement = [[data elementsForName:@"上一办理人"] objectAtIndex:0];
            GDataXMLElement * stateElement = [[data elementsForName:@"公文状态"] objectAtIndex:0];
            GDataXMLElement * formElement = [[data elementsForName:@"表单"] objectAtIndex:0];
            GDataXMLElement * fileIdElement = [[data elementsForName:@"标识"] objectAtIndex:0];
            model.title = [titleElement stringValue];
            model.time = [timeElement stringValue];
            model.name = [nameElement stringValue];
            model.state = [stateElement stringValue];
            model.form = [formElement stringValue];
            model.fileId = [fileIdElement stringValue];
            [array addObject:model];
        }
    }
    
    NSArray *countArray= [rootElement elementsForName:@"控制"];
    for (GDataXMLElement * data in countArray) {
        GDataXMLElement * countElement = [[data elementsForName:@"条数"] objectAtIndex:0];
        NSString * counts = [countElement stringValue];
        self.totalCounts = [counts intValue] ;
        
    }
    self.title = [NSString stringWithFormat:@"已办文件(%d)",self.totalCounts];
    return array;
}


-(CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath{
    FSToDoingReceiveModel * model = self.dataArray[indexPath.row];
    CGFloat  titleFloat  = [FSHightTool heightbyString:model.time font:15 minsWidth:60];
    NSString * desstring = [NSString stringWithFormat:@"%@/%@/%@",model.time,model.state,model.name];
    CGFloat desFloat = [FSHightTool heightbyString:desstring font:15 minsWidth:70];
    return  titleFloat + desFloat + 20;
}


#pragma mark UITableView dataScource

- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView{
    
    return 1;
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section{
    
    return self.dataArray.count;
    
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{
    FSToDoingReceiveCell * cell = [FSToDoingReceiveCell ToDoingReceiveCell];
    FSToDoingReceiveModel * model = self.dataArray[indexPath.row];
    cell.ToDoingReceiveModel = model;
    return cell;
}

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath{

    FSToDoingReceiveModel * model = self.dataArray[indexPath.row];
    
    if (self.ReceiveBlock) {
        
        self.ReceiveBlock(model.fileId);
    }

}








@end


















